by number of victims References 1943 births 2015 deaths 1974 crimes in the United States 1986 murders in the United States 20th-century American criminals American male criminals American people convicted of murder American people convicted of rape American people who died in prison custody American rapists American serial killers Crimes against sex workers in the United States Criminals from Minnesota Deaths from lung cancer in Delaware Male serial killers People convicted of murder by Minnesota Prisoners who died in Delaware detention Serial killers who died in prison custody